Reconstructions show how some of the earliest animals lived — and died

11 agosto 2014

A bizarre group of uniquely shaped organisms known as rangeomorphs may have been some of the earliest animals to appear on Earth, uniquely suited to ocean conditions 575 million years ago. A new model has resolved many of the mysteries around the structure, evolution and extinction of these ‘proto animals.’
http://feeds.sciencedaily.com/~r/sciencedaily/~3/jZpu9tibP4A/140811170201.htm

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